INDEX. 



The references to the pages in this Index are to the descriptions of the 

 new species in the Supplement and to those in Corrigenda. The references 

 to the species described in Vol. II will be found in the Index to that 

 volume, and also accompanying the descriptions of the Plates in Vol. III. 



Battersbyia Bucklandi, xcii, p. 346 

 British genera, list of, 364 



Chalina cervicornis, Ixvii 



Fleruingii, Ixviii, p. 357 



gracilenta, Ixvii 



Grantii, Ixviii 



inornata, Ixxxiii, pp.277, 358 



limbata, Ixvii 



Montaguii, Ixviii 



oculata, Ixvi 

 Ciocalypta Leei, Ixxxvi, p. 296 



penicillus, xiii 

 Corrigenda, 361 



Desmacidon segagropila, Ixiii-lxxxiii 

 cavernula, Ixxxii, p. 268 

 columella, Ixxviii, p. 243 

 constrictus, Ixxi, p. 183 

 copiosa, Ixxxii, pp. 265, 



357 



f ruticosa, Ixi 

 incognitus, Ixxxv, p. 292 

 Jeffreysii, Ixii 

 pannosus, Ixxxix, p. 312 

 Peachii, Ixiii 

 rotalis, xc, p. 327 

 similaris, Ixxxix, p. 319 

 Dictyocylindrus aculeatus, xxi 



fascicularis, xviii 

 hispidus, xvii 

 Howsei, xix 

 puniilus, xix 



Dictyocyliudrus radiosus, xx 

 ramosus, xvi 

 rectangulus, Ixxxiv, 



p. 281 

 rugosus, xx 

 stuposus, xix 

 ventilabi'iim, xvi 

 virgultosus, xix 



Diplodemia vesicula, Ixx 



Dysidea fragilis, Ixix 



coriacea, xci, p. 341 



Ecionemia coactura, Ixxxii, p. 269 

 compressa, ix 

 ponderosa, viii, p. 352 



Geodia Zetlandica, vii 

 Grantia ciliata, ii 



compressa, 



ensata, ii 



tessellata, ii 



Halichondria albula, xlv 



ambigua, Ixxiv, p. 213 

 angiilata, xli 

 Batei, xlvi 

 caduca, xii 

 Candida, xliv 

 coalita, xli 

 Couchii, Ixxiii, p. 203 

 corrugata, xliii 

 Dickiei, xlv 

 distorta, xlii 



